OnStar

Learn more about OnStar* to get the most out of your plan’s features.

How can we help?

Download vehicle software updates

Set-up and manage Wi-Fi hotspot.

How do I request roadside assistance?

Where do I sign in to my account?

How do I change or cancel my OnStar plan?

Link OnStar and myBuick accounts

Visit the OnStar community

The place for members to come together, gain insight and find product support. Visit>

Plans & pricing

Compare available plans and features.

onstar support

OnStar support

View support articles or connect with an advisor, if needed.

OnStar safety and security features

Learn how OnStar can help with emergency situations, stolen vehicles and roadside assistance.

OnStar Guardian App

Mobile app that provides the user with emergency services, whether they are in their vehicle or not.

In-vehicle data and Wi-Fi hotspot

Stay connected and do more with in-vehicle data and a Wi-Fi® hotspot*.

TTY for OnStar

TTY (Text Telephone) allows drivers with hearing or speech impairments to communicate with dedicated TTY Advisors using text when assistance is needed or in an emergency.

Related links and resources

Dealership service

Account

Bluetooth and Wi-Fi

myBuick mobile app

Need more help or have feedback?

Communicate with one of our specialists.